Run alembic and uvicorn directly

uv is not included in the production image, let's just run the commands
from the python env directly.

Author: lars-petter-hauge

backend/entrypoint

@@ -1,5 +1,5 @@
 #!/bin/sh
 set -ex
 
-uv run --no-sync alembic upgrade head
-exec uv run --no-sync uvicorn acidwatch_api.app:app --host 0.0.0.0 --port 8000
+alembic upgrade head
+exec uvicorn acidwatch_api.app:app --host 0.0.0.0 --port 8000